pencil lead
铅笔芯
例句与用法:
The pen is in the pencil case.
钢笔在钢笔盒里。
词形变化:
名词: penciler | 动词过去式: penciled/pencilled | 动词过去分词: penciled/pencilled | 动词现在分词: penciling/pencilling | 动词第三人称单数: pencils/pencils |
pencil lead
铅笔芯
例句与用法:
The pen is in the pencil case.
钢笔在钢笔盒里。
词形变化:
名词: penciler | 动词过去式: penciled/pencilled | 动词过去分词: penciled/pencilled | 动词现在分词: penciling/pencilling | 动词第三人称单数: pencils/pencils |